1389380080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{8443}}^1$

素因数の和:8495

約数の個数: 120

約数和(自身を含む): 3759978096

約数和(自身を除く): 2370598016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 121, 136, 170, 176, 187, 220, 242, 272, 340, 374, 440, 484, 605, 680, 748, 880, 935, 968, 1210, 1360, 1496, 1870, 1936, 2057, 2420, 2992, 3740, 4114, 4840, 7480, 8228, 8443, 9680, 10285, 14960, 16456, 16886, 20570, 32912, 33772, 41140, 42215, 67544, 82280, 84430, 92873, 135088, 143531, 164560, 168860, 185746, 287062, 337720, 371492, 464365, 574124, 675440, 717655, 742984, 928730, 1021603, 1148248, 1435310, 1485968, 1578841, 1857460, 2043206, 2296496, 2870620, 3157682, 3714920, 4086412, 5108015, 5741240, 6315364, 7429840, 7894205, 8172824, 10216030, 11482480, 12630728, 15788410, 16345648, 17367251, 20432060, 25261456, 31576820, 34734502, 40864120, 63153640, 69469004, 81728240, 86836255, 126307280, 138938008, 173672510, 277876016, 347345020, 694690040, 1389380080]

約数ペア:

[(1, 1389380080), (2, 694690040), (4, 347345020), (5, 277876016), (8, 173672510), (10, 138938008), (11, 126307280), (16, 86836255), (17, 81728240), (20, 69469004), (22, 63153640), (34, 40864120), (40, 34734502), (44, 31576820), (55, 25261456), (68, 20432060), (80, 17367251), (85, 16345648), (88, 15788410), (110, 12630728), (121, 11482480), (136, 10216030), (170, 8172824), (176, 7894205), (187, 7429840), (220, 6315364), (242, 5741240), (272, 5108015), (340, 4086412), (374, 3714920), (440, 3157682), (484, 2870620), (605, 2296496), (680, 2043206), (748, 1857460), (880, 1578841), (935, 1485968), (968, 1435310), (1210, 1148248), (1360, 1021603), (1496, 928730), (1870, 742984), (1936, 717655), (2057, 675440), (2420, 574124), (2992, 464365), (3740, 371492), (4114, 337720), (4840, 287062), (7480, 185746), (8228, 168860), (8443, 164560), (9680, 143531), (10285, 135088), (14960, 92873), (16456, 84430), (16886, 82280), (20570, 67544), (32912, 42215), (33772, 41140)]